First commit

uc_server/install/dbi.class.php

@@ -0,0 +1,140 @@
+<?php
+
+/*
+	[Discuz!] (C)2001-2099 Comsenz Inc.
+	This is NOT a freeware, use is subject to license terms
+
+	$Id: db.class.php 976 2009-12-03 03:02:44Z zhaoxiongfei $
+*/
+
+if(!defined('IN_COMSENZ')) {
+	exit('Access Denied');
+}
+
+class dbstuff {
+	var $querynum = 0;
+	var $link;
+	var $histories;
+	var $time;
+	var $tablepre;
+
+	function connect($dbhost, $dbuser, $dbpw, $dbname = '', $dbcharset = '', $pconnect = 0, $tablepre='', $time = 0) {
+		$this->time = $time;
+		$this->tablepre = $tablepre;
+
+		mysqli_report(MYSQLI_REPORT_OFF);
+
+		if(!$this->link = new mysqli($dbhost, $dbuser, $dbpw, $dbname)) {
+			$this->halt('Can not connect to MySQL server');
+		}
+
+		if($dbcharset) {
+			$this->link->set_charset($dbcharset);
+		}
+
+		$this->link->query("SET sql_mode=''");
+
+		$this->link->query("SET character_set_client=binary");
+
+	}
+
+	function fetch_array($query, $result_type = MYSQLI_ASSOC) {
+		return $query ? $query->fetch_array($result_type) : null;
+	}
+
+	function result_first($sql, &$data) {
+		$query = $this->query($sql);
+		$data = $this->result($query, 0);
+	}
+
+	function fetch_first($sql, &$arr) {
+		$query = $this->query($sql);
+		$arr = $this->fetch_array($query);
+	}
+
+	function fetch_all($sql, &$arr) {
+		$query = $this->query($sql);
+		while($data = $this->fetch_array($query)) {
+			$arr[] = $data;
+		}
+	}
+
+	function cache_gc() {
+		$this->query("DELETE FROM {$this->tablepre}sqlcaches WHERE expiry<$this->time");
+	}
+
+	function query($sql, $type = '', $cachetime = FALSE) {
+		$resultmode = $type == 'UNBUFFERED' ? MYSQLI_USE_RESULT : MYSQLI_STORE_RESULT;
+		if(!($query = $this->link->query($sql, $resultmode)) && $type != 'SILENT') {
+			$this->halt('MySQL Query Error', $sql);
+		}
+		$this->querynum++;
+		$this->histories[] = $sql;
+		return $query;
+	}
+
+	function affected_rows() {
+		return $this->link->affected_rows;
+	}
+
+	function error() {
+		return $this->link->error;
+	}
+
+	function errno() {
+		return $this->link->errno;
+	}
+
+	function result($query, $row) {
+		if(!$query || $query->num_rows == 0) {
+			return null;
+		}
+		$query->data_seek($row);
+		$assocs = $query->fetch_row();
+		return $assocs[0];
+	}
+
+	function num_rows($query) {
+		$query = $query ? $query->num_rows : 0;
+		return $query;
+	}
+
+	function num_fields($query) {
+		return $query ? $query->field_count : 0;
+	}
+
+	function free_result($query) {
+		return $query ? $query->free() : false;
+	}
+
+	function insert_id() {
+		return ($id = $this->link->insert_id) >= 0 ? $id : $this->result($this->query("SELECT last_insert_id()"), 0);
+	}
+
+	function fetch_row($query) {
+		$query = $query ? $query->fetch_row() : null;
+		return $query;
+	}
+
+	function fetch_fields($query) {
+		return $query ? $query->fetch_field() : null;
+	}
+
+	function version() {
+		return $this->link->server_info;
+	}
+
+	function escape_string($str) {
+		return $this->link->escape_string($str);
+	}
+
+	function close() {
+		return $this->link->close();
+	}
+
+	function halt($message = '', $sql = '') {
+		show_error('run_sql_error', $message.'<br /><br />'.$sql.'<br /> '.$this->error(), 0);
+	}
+}
+
+?>